Donald Trump’s claim over the weekend that President Obama ordered wiretaps on his phones has raised many more questions than answers about the ongoing probe of Trump advisers’ possible ties to the Russian government.

In a now legendary tweet, Trump claimed that he had “just found out” that President Obama “had my ‘wires tapped’ in Trump Tower just before the victory.”

“Nothing found. This is McCarthyism!” Trump claimed.

So what’s going on? Here are all the questions raised by Trump’s tweets.